at7601fg AME, Inc., at7601fg Datasheet - Page 12

• Manufacturer Part Number: at7601fg
• Description: Printer Port Controller
• Manufacturer: AME, Inc.

12
AT7601F
Note 1: These address are added to the parallel port base address as selected by configuration register or jump-
Note 2: All address are qualified with AEN. Refer to the AEN pin definition.
Note 3: The register definitions are based on the standard IBM address
Data
ECP-AFIFO
DSR
DCR
C-FIFO
ECP-DFIFO
T-FIFO
Cnfg-A
Cnfg-B
ECR
Name
ers.
AME, Inc.
Base+000h
Base+000h
Base+001h
Base+002h
Base+400h
Base+400h
Base+400h
Base+400h
Base+401h
Base+402h
Address
Table 9. ECP Register Definitions
I/O Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
000-001
Mode
011
010
011
110
111
111
All
All
All
Data Register
ECP FIFO (Address)
Status Register
Control Register
Parallel Port Data FIFO
ECP FIFO (DATA)
Test FIFO
Configuration Register A
Configuration Register B
Extended Control Register
Printer Port Cotroller
Function
Rev. B.02